Kamus MiniIstilah Matematika

dalam Bahasa Inggris

Disampaikan pada Workshop Pembelajaran Matematika Bilingual

Yogyakarta, 15 Maret 2009

Bilangan

0, 1, 2, 3, 4, …→ Whole numbers 1, 2, 3, 4, 5, ...→ Natural numbers 0, 2, 4, 6, 8, …→ Even numbers 1, 3, 5, 7, 9, …→ Odd numbers

Nilai tempat Bilangan Cacah

3.396.924 (Bahasa Indonesia)

Millions

Hundred thousands

Ten thousands

ThousandsHundreds

Tens

Ones

3,396,924

Operasi pada Bilangan

3 + 2 = 5Addition

SumAddend

“Three plus two equals five”

5 - 3 = 2

Subtraction

DifferenceMinuend

Subtrahend

“Five minus three equals two”

Multiplication

3 x 2 = 6

Multiplicand

Multiplier

Product

“Three times two equals six”

Division

6 : 2 = 3

Dividend

Divisor

Quotient

“Six divided by two equals three”

Sifat-sifat Operasi Hitung

a + b = b + a → Commutative rule of addition

a x b = b x a → Commutative rule of

multiplication

(a + b) + c = a + (b + c) →Associative rule of

addition

(a x b) x c = a x (b x c) →Associative rule of

multiplication

a x (b + c) = a x b + a x c →Distributive rule of

multiplication over addition

a x (b - c) = a x b - a x c →Distributive rule of

multiplication over subtraction

Pecahan

5

3 Numerator

Denominator

“Three fifths”

Jenis-jenis Pecahan

→ Proper fractions

→ Improper fractions

→ Mixed numbers

Desimal

3,124 (Bahasa Indonesia)

3.124

Decimal point

Decimal places

Nilai Tempat Desimal

123.456Thousandths

Hundreds

Hundredths

Tenths

TensOnes

Bilangan Berpangkat

32 : “three to the second power”, “three to the power of two”, “three squared”

53 : “five to the third power”, “five to the power of three”, “five cubed”

6-8 : “six to the power of minus eight”

Exponent

Basean

Akar

Radicand

Radical sign

Index of the radical

“The square root of three”,

“The cube root of five”,

Aljabar

Variabel, Koefisien, Suku, dan Konstanta

In the algebraic expression

a and b are the variables,5a2, -2b2, 4a, -3b and 8 are

terms,5, -2, 4, -3 are the coefficients of

a2, b2, a, and b respectively,8 is a constant term.

Suku sejenis dan Suku tak sejenis

In the algebraic expression

a2 and 2a2 are like terms.-4a and 4b are unlike terms.

GeometriPoints

Line segment Line

Ray

Garis-garis yang berpotongan

A

B

C

D

E Point of intersection

Common point

Sudut

Acute angle Right angle Obtuse angle

Straight angle

Reflex angle

Kedudukan garis

AB and PQ are parallel

AB and EF are perpendicular

Alternate exterior anglesAlternate interior angles

Corresponding angles Interior angles

Jenis-jenis Segitiga

Acute-angled triangle

Acute triangle

Right-angled triangleRight triangle

Obtuse-angled TriangleObtuse triangle

Scalene TriangleIsosceles TriangleEquilateral Triangle

Altitude

Orthocentre / Orthocenter

Bisector

Midpoint

Median

Perpendicular bisector

Incenter

Centroid

Circumcenter

Garis-garis pada Segitiga

Prisma

Vertex

Lateral edge

BaseLateral fa

ce

Prisma segitiga: Triangular prismKubus: Cube Balok: CuboidPrisma segilima: Pentagonal prismPrisma segienam: Hexagonal prism

LimasVertex

Lateral edgeLa

tera

l fac

e Base

Slant height

Height of the pyramid

Limas segitiga: Triangular pyramidLimas segiempat : Square pyramid / Rectangular pyramidLimas segilima : Pentagonal pyramidLimas segienam: Hexagonal pyramid

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